we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

3 Answers  

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in catridge heeter  watts =110, 260 v ,  i checked in multimeeter meeter shows 50 ohms but oms law r=v square /w  260*260=67600, and 67600/110=614.5 ohms  how to caluclate exact ohms in heetre s 

2 Answers  

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What is the Diff. btw Fire Alarm System & VESDA System??????

1 Answers   Emerson,

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Whether earthmat designning is done only for sub station or it can be done for multy residential complexes also? What is the size, type & arrangement of the earth grid to be done?

1 Answers  

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why voltage coil in wattmeter called as pressure coil why the pressure term is used in wattmeter?

1 Answers   NPCIL,

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What are the drawbacks of HVDC system?

4 Answers  

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WHAT IS DIFFERENCE BETWEEN POTENTIAL DIFFERENCE AND E.M.F?

2 Answers  

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How we calculat the NGR of 3phase Generator, Our generation voltage 11KV

0 Answers   MSP, Toyo Denki,

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Why starters are using the machines???

5 Answers   Alstom,

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what happen if steam turbine trip,g.c.b not open and excitation off and on condition?

1 Answers  

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what is an isolation transformer??? what is its purpose??? what happens if it is not used where it should be used?????

2 Answers  

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it is clear that volts equal to the current as per ohms law. is it appliable to the AC power or only for DC. if it is appliacable to AC in transformers when voltage increases the voltage decreases ????? why??????????????

13 Answers   Bhel,

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